The Principal Financial Group conducted a survey of 1172 employees in the United States between July 28, 2010, and August 8, 2010, and asked if they were currently participating in the employer-sponsored automatic payroll deduction for a 401(k) plan to save for retirement. Of the 1172 employees surveyed, 27% indicated they were participating.
The Principal Group reported that 27% of all employees in the United States participate in automatic payroll deduction for a 401(k) plan to save for retirement with a 4% margin of error and 95% conﬁdence.
(a) What is the research objective?
(b) What is the population?
(c) What is the sample?
(d) List the descriptive statistics.
(e) What can be inferred from this survey?